Overview
The TDA8922CTH/N1,118 is a high-performance Class D audio power amplifier produced by NXP USA Inc. This integrated circuit is designed to provide efficient and reliable audio amplification in various applications. It is pin compatible with the TDA8950/20C and comes in both HSOP24 and DBS23P packages. The amplifier supports both mono and stereo configurations, making it versatile for different audio systems.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | TDA8922CTH/N1,118 |
| Manufacturer | NXP USA Inc. |
| Category | Linear ICs - Amplifiers - Audio |
| Type | Class D |
| Output Type | 1-Channel (Mono) or 2-Channel (Stereo) |
| Max Output Power x Channels @ Load | 155W x 1 @ 8Ohm; 75W x 2 @ 6Ohm |
| Voltage - Supply | ±12.5V ~ ±32.5V |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package | HSOP-24 |
Key Features
- Differential Inputs
- Mute Function
- Short-Circuit and Thermal Protection
- Standby Mode
- UnderVoltage Protection (UVP) and OverVoltage Protection (OVP)
- UnBalance Protection (UBP)
- Thermal FoldBack (TFB) and OverTemperature Protection (OTP)
- OverCurrent Protection (OCP)
Applications
- Home Audio Systems
- Car Audio Systems
- Professional Audio Equipment
- Public Address Systems
- Inverse/Same-Phase Proportional Circuits
Q & A
- What is the maximum output power of the TDA8922CTH/N1,118?
The maximum output power is 155W x 1 @ 8Ohm for mono and 75W x 2 @ 6Ohm for stereo configurations.
- What is the supply voltage range for this amplifier?
The supply voltage range is ±12.5V to ±32.5V.
- What type of protection mechanisms does the TDA8922CTH/N1,118 have?
The amplifier includes UnderVoltage Protection (UVP), OverVoltage Protection (OVP), UnBalance Protection (UBP), Thermal FoldBack (TFB), OverTemperature Protection (OTP), and OverCurrent Protection (OCP).
- What is the operating temperature range of the TDA8922CTH/N1,118?
The operating temperature range is -40°C to 85°C (TA).
- What package types are available for the TDA8922CTH/N1,118?
The amplifier is available in HSOP24 and DBS23P packages.
- Is the TDA8922CTH/N1,118 RoHS compliant?
Yes, the TDA8922CTH/N1,118 is RoHS compliant.
- What are the key features of the TDA8922CTH/N1,118?
The key features include differential inputs, mute function, short-circuit and thermal protection, standby mode, and various protection mechanisms.
- What are some common applications for the TDA8922CTH/N1,118?
Common applications include home audio systems, car audio systems, professional audio equipment, and public address systems.
- Is the TDA8922CTH/N1,118 suitable for new designs?
No, the TDA8922CTH/N1,118 is not recommended for new designs.
- How does the thermal protection mechanism work in the TDA8922CTH/N1,118?
The thermal protection includes Thermal FoldBack (TFB) which reduces the output power if the junction temperature exceeds a certain threshold, and OverTemperature Protection (OTP) which shuts down the amplifier if the temperature continues to rise.
